Custom automobile bumper



FIG. 1 is a top and right side perspective view of a custom automobile bumper showing my new design;

FIG. 2 is a front view of the bumper of FIG. 1;

FIG. 3 is a rear view of the bumper of FIG. 1;

FIG. 4 is a right side view of the bumper of FIG. 1; and

FIG. 5 is left side view of the bumper of FIG. 1; and,

FIG. 6 is a top view of the bumper of FIG. 1. 

The ornamental design for a custom automobile bumper, as shown and described. 